Lamp



FIG. 1 is a front elevational view of the lamp according to the invention;

FIG. 2 is a rear elevational view of the lamp;

FIGS. 3 and 4 are right- and left-side elevational views of the lamp; and,

FIGS. 5 and 6 are top and bottom views of the lamp. 

The ornamental design for a lamp, as shown. 